Surface area of the municipality subject to flood risk (10-year return period), river contracts, flood partnerships, SAGE, A(l)qua Sources: SIG-GR / GIS-GR 2018; REEW 2017; Office International de l'Eau, Gest'eau 2015-2016; MDDI 2018; HPI-CIP 2015; IBH RLP 2018. Harmonization: IGEAT 2018;

International protected natural areas 2015 Ramsar site Oberes Mittelrheintal Natura 2000 sites Biosphere reserves Data sources: LVGL Saarland; PNR des Vosges du Nord - SYCOPARC; Ramsar Convention Secretariat; Struktur- und Genehmigungsdirektion Nord. Harmonization: SIG-GR / GIS-GR 2016

Ecological status/potential of surface water bodies Data sources: SPW-DGO3-DEE 2013; MDDI - Administration de la gestion de l'eau 2015; MUEFF 2015; GDI-SL 2015; Agences de l'eau, RM-SN-RMC 2015. Harmonization: IGEAT 2018

Nature parks, biosphere reserves, Natura 2000 sites, areas under strict protection, green and blue belts Sources: GDI-SL 2018; SPF-DGO3 2018; MNHN Service du Patrimoine 2018; OGC-Geodatendienste LANIS RLP 2018. Harmonization: IGEAT 2018